人教版九年级上册英语教学课件pptUnit6SectionB第一课时

学练优九年级英语（RJ）教学课件Unit6Whenwasitinvented?SectionB(1a-1e)学习目标Keywords&phrases:crispy,salty,sour,bymistake,customerKeysentences:1.—Didyouknowpotatochipswereinventedbymistake?—Wow,Ididn’tknowthat.Whoinventedthem?Whatdidtheyeat?Ice-cream.Whatdidthebigdogthinkoftheice-cream?Sweet,cool,anddelicious!LeadinHowwillthebreadandsnacktaste?Sweetanddelicious.Canyouthinkofanyotherflavor?Salty,hot,bitter,sour,fresh…sweet甜的crispy脆的salty咸的Howdotheytaste?hot辣的bitter苦的redbayberriespepperssour酸的PresentationcookiescrispylemonssoursweetcandysaltyicecreamteadeliciousniceawfulpruneThewordsintheboxdescribehowfoodcantaste.Writethemunderthecorrectpictures.Somepictureshavemorethanoneword.1a________________________________________________crispysoursaltysweetcolddelicioussweetcrispysaltysoursaltyadj.脆的；酥脆的adj.酸的adj.咸的freshsweet____________________________crispy____________________________salty____________________________sour____________________________Writethenameofadifferentfoodaftereachword.bananaappleBeijingDuckpotatochipsgrapecandycrackercookiesaltsaltedfishlemon1b1.Potatochipswereinventedbymistake.2.Theywereinventedin1863.3.Thecustomerthoughtthepotatoeswerenotthinenough.ListenandcircleTfortrueorForfalse.TFTFTF1c4.Thecustomersaidtheywerenotsaltyenough.5.Georgewantedtomakethecustomerhappy.6.Thecustomwashappyintheend.TFTFTFn.顾客Whatareneeded?Thepotatoesarecutintoslices.Theslicesarecookedinthepan.Thepepperandtomatoesaresprinkled.potatochipsWhowerepotatochipsinventedby?Whenwerepotatochipsinvented?GeorgeCrumchef1.Whoinventedpotatochips?TheywereinventedbyacookcalledGeorgeCrum.2.Whenweretheyinvented?In1853.Listenandanswerthequestions.3.Whatdidthecustomorderattherestaurant?Heorderedaplateoffriedpotatoes.5.HowdidGeorgecookthepotatoesthen?Hecutthepotatoesreally,reallythinandcookedthemforalongtimeuntiltheywerecrispy.Andheputlotsofsaltonthemsotheywerereallysalty.4.WhatdidthecustomthinkofthepotatochipsGeorgecookedatfirst?Hethoughttheywerecuttoothick.TheHistoryofPotatoChipsDoyouknowhowpotatochipswereinvented?Potatochips____________byacookcalledGeorgeCrum.Theywereinventedin____.Listenagain.Completethesentences.wereinvented18531dGeorgeCrumcutthepotatoesreally,really____andthencookedthemforalongtimeuntiltheywere_____.Finallyheputlotsofsaltonthemsotheywere__________.thinreallysaltycrispyMakeaconversationabouttheinventionofpotatochips.Usetheinformationin1cand1d.1eDidyouknowpotatochipswereinventedbymistake?Wow,Ididn’tknowthat.Whoinventedthem?It’ssaidthattheywereinventedbyacookcalledGeorgeCrum.Whenwasthat?Oh,itwasbackin1853.Whywasitanaccident?Oneday,acustomerorderedaplateoffriedpotatoes.Georgecookedthemforhim.Whenthepotatoescame,hesaidtheywerecuttoothickandsentthembacktothekitchen.Sowhathappened?Georgewasangry,sohecutthepotatoesreally,reallythin,andhecookedthemforalongtimeuntiltheywerecrispy.Andheputlotsofsaltonthemsotheywerereallysalty.Hethoughtthecustomerwouldhatethem.Andthen?Andthecustomerlovedthemandaskedformore.Hetoldtheothercustomersaboutthem,andsooneveryonewasorderingthinlycut,crispy,saltypotatochips.Summary1.Learnedthehistoryofpotatochips.2.Learnedhowtodescribethetasteoffood.Homework1.Memorizethenewwords.2.Dotheexercisesinstudents’book.3.Previewthepassagein2b.Thankyou!更多精彩内容，微信扫描二维码获取扫描二维码获取更多资源